Plumbing, is essential for the ongoing health of your aquarium. The configuration of tubing, fittings, valves, joints, performs the vital task of transporting water from your aquarium to your filtration unit(s), then back. This article explains how.

1" Clear check valve...Good!
In Feb 2014 my 150gal tank hit 5 years old. This check valve is still working great on my return line up from the sump. I have never even cleaned this valve. Bill in CA
March 12, 2014

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